package com.atguigu.gulimall.gateway.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;

//标注是一个配置类
@Configuration
public class GulimallCorsConfiguration {

    //加入容器，使用@Bean注入
    @Bean
    public CorsWebFilter corsWebFilter(){
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration corsConfiguration=new CorsConfiguration();
        //1.配置跨域
        corsConfiguration.addAllowedHeader("*");//允许哪些头跨域
        corsConfiguration.addAllowedMethod("*");//允许哪些方法跨域
        corsConfiguration.addAllowedOrigin("*");//允许哪些请求来源跨域
        corsConfiguration.setAllowCredentials(true);//是否允许携带cook
        source.registerCorsConfiguration("/**",corsConfiguration);
        return new CorsWebFilter(source);
    }
}
